nbc chapman bell joins us live from south africa. chapman, good morning. what's happening in court today? >> reporter: good morning, mara. well, yesterday was a not so great day for oscar pistorius in court. today doesn't seem to be going well for him either. yesterday, the prosecution claimed that it was a premeditated murder. and the magistrate at this point is going along with this claim. now, today on the stand, they've had the lead investigator giving evidence, saying why he agrees with the prosecution that this is in fact a premeditated crime. they're really focusing on how the shots were fired through the bathroom door. striking reeva steenkamp and killing her. and this is essential, really, to their claim that it was premeditated. that he walked with a purpose to fire the bullets through the door killing miss steenkamp. also, in addition to all of this, they as decided they want to add additional charges. those of unlicensed firearm ammunition found in the home. so this is not striking up so great. they are taking a break, however, because his lawy